X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fvirtio%2Fvirtio_user%2Fvirtio_user_dev.h;h=554174e819a054a210de122adc259967327193f3;hb=d0131e49c7fca45f4111eedab71f6dbd73bacd61;hp=8abaa68a5de0061d63b0a00a7f7bb4c0897cbd26;hpb=4214a1b493f2a1334c0de2165a34f8634fb07fb2;p=dpdk.git diff --git a/drivers/net/virtio/virtio_user/virtio_user_dev.h b/drivers/net/virtio/virtio_user/virtio_user_dev.h index 8abaa68a5d..554174e819 100644 --- a/drivers/net/virtio/virtio_user/virtio_user_dev.h +++ b/drivers/net/virtio/virtio_user/virtio_user_dev.h @@ -1,47 +1,26 @@ -/*- - * BSD LICENSE - * - * Copyright(c) 2010-2016 Intel Corporation. All rights reserved. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * * Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * * Neither the name of Intel Corporation nor the names of its - * contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, - * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT - * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, - * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY - * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE - * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2010-2016 Intel Corporation */ #ifndef _VIRTIO_USER_DEV_H #define _VIRTIO_USER_DEV_H #include +#include #include "../virtio_pci.h" #include "../virtio_ring.h" -#include "vhost.h" + +struct virtio_user_queue { + uint16_t used_idx; + bool avail_wrap_counter; + bool used_wrap_counter; +}; struct virtio_user_dev { /* for vhost_user backend */ int vhostfd; + int listenfd; /* listening fd */ + bool is_server; /* server or client mode */ /* for vhost_kernel backend */ char *ifname; @@ -59,18 +38,38 @@ struct virtio_user_dev { * and will be sync with device */ uint64_t device_features; /* supported features by device */ + uint64_t frontend_features; /* enabled frontend features */ + uint64_t unsupported_features; /* unsupported features mask */ + uint64_t protocol_features; /* negotiated protocol features + * (Vhost-user only) + */ uint8_t status; - uint8_t mac_addr[ETHER_ADDR_LEN]; + uint16_t net_status; + uint16_t port_id; + uint8_t mac_addr[RTE_ETHER_ADDR_LEN]; char path[PATH_MAX]; - struct vring vrings[VIRTIO_MAX_VIRTQUEUES]; + union { + struct vring vrings[VIRTIO_MAX_VIRTQUEUES]; + struct vring_packed packed_vrings[VIRTIO_MAX_VIRTQUEUES]; + }; + struct virtio_user_queue packed_queues[VIRTIO_MAX_VIRTQUEUES]; + bool qp_enabled[VIRTIO_MAX_VIRTQUEUE_PAIRS]; + struct virtio_user_backend_ops *ops; + pthread_mutex_t mutex; + bool started; }; int is_vhost_user_by_type(const char *path); int virtio_user_start_device(struct virtio_user_dev *dev); int virtio_user_stop_device(struct virtio_user_dev *dev); int virtio_user_dev_init(struct virtio_user_dev *dev, char *path, int queues, - int cq, int queue_size, const char *mac, char **ifname); + int cq, int queue_size, const char *mac, char **ifname, + int server, int mrg_rxbuf, int in_order, + int packed_vq); void virtio_user_dev_uninit(struct virtio_user_dev *dev); void virtio_user_handle_cq(struct virtio_user_dev *dev, uint16_t queue_idx); +void virtio_user_handle_cq_packed(struct virtio_user_dev *dev, + uint16_t queue_idx); +uint8_t virtio_user_handle_mq(struct virtio_user_dev *dev, uint16_t q_pairs); #endif